And since you won’t be able to modify web pages, it will also mean the end of customization, either for looks (ie. DarkReader, Stylus), conveniance (ie. Tampermonkey) or accessibility.
The community feedback is… interesting to say the least.
I don’t know: people I know don’t always use ad-blockers and if they do they have no idea that they are less effective on Chrome than on Firefox.
Also they all have been brainwashed to use Chrome because it was marketed as “faster, better and safer” all those years ago and wouldn’t even think of switching browsers (or it would be for another Chromium-based one)